Dump valve for attachment to fire engine tankers



FIG. 1 is a perspective view of a dump valve for attachment to fire engine tankers showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a front elevational view thereof; and

FIG. 8 is a cross-sectional view of FIG. 2 along lines 8--8. 

The ornamental design for a dump valve for attachment to fire engine tankers, as shown. 